Augustus Cesare Bertelli (1890–1979), known as "Bert" to his colleagues or "Gus" to his family, was an Anglo-Italian car designer, racing driver and mechanic and businessman. Bertelli was born in Genoa, Italy on 23 March 1890. In 1894 the family emigrated and settled in Cardiff, South Wales where after leaving school he was taken on as an apprentice at a local steel works. He studied in the evenings at University College to gain technical qualifications and gained also a life time interest in rugby. In 1940 the family had moved to a 150 acre farm at Wargrave, Berkshire where they raised pigs.